From e4f665de417d8b923e638da1751c2c94eb68c713 Mon Sep 17 00:00:00 2001 From: Candice Li Date: Mon, 19 Sep 2022 14:47:56 +0800 Subject: [PATCH] drm/amdgpu: Add poison mode query for df v4_3 Add poison mode query support on df v4_3. Signed-off-by: Candice Li Reviewed-by: Hawking Zhang Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/Makefile | 3 +- drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c | 4 ++ drivers/gpu/drm/amd/amdgpu/df_v4_3.c | 61 +++++++++++++++++++++++++++ drivers/gpu/drm/amd/amdgpu/df_v4_3.h | 31 ++++++++++++++ 4 files changed, 98 insertions(+), 1 deletion(-) create mode 100644 drivers/gpu/drm/amd/amdgpu/df_v4_3.c create mode 100644 drivers/gpu/drm/amd/amdgpu/df_v4_3.h diff --git a/drivers/gpu/drm/amd/amdgpu/Makefile b/drivers/gpu/drm/amd/amdgpu/Makefile index 798d0e9..332cf8b 100644 --- a/drivers/gpu/drm/amd/amdgpu/Makefile +++ b/drivers/gpu/drm/amd/amdgpu/Makefile @@ -81,7 +81,8 @@ amdgpu-y += \ # add DF block amdgpu-y += \ df_v1_7.o \ - df_v3_6.o + df_v3_6.o \ + df_v4_3.o # add GMC block amdgpu-y += \ diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c index 1bbd560..b719852 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c @@ -33,6 +33,7 @@ #include "gmc_v9_0.h" #include "df_v1_7.h" #include "df_v3_6.h" +#include "df_v4_3.h" #include "nbio_v6_1.h" #include "nbio_v7_0.h" #include "nbio_v7_4.h" @@ -2329,6 +2330,9 @@ int amdgpu_discovery_set_ip_blocks(struct amdgpu_device *adev) case IP_VERSION(3, 5, 2): adev->df.funcs = &df_v1_7_funcs; break; + case IP_VERSION(4, 3, 0): + adev->df.funcs = &df_v4_3_funcs; + break; default: break; } diff --git a/drivers/gpu/drm/amd/amdgpu/df_v4_3.c b/drivers/gpu/drm/amd/amdgpu/df_v4_3.c new file mode 100644 index 0000000..e8b9e19 --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/df_v4_3.c @@ -0,0 +1,61 @@ +/* + * Copyright 2022 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + */ +#include "amdgpu.h" +#include "df_v4_3.h" + +#include "df/df_4_3_offset.h" +#include "df/df_4_3_sh_mask.h" + +static bool df_v4_3_query_ras_poison_mode(struct amdgpu_device *adev) +{ + uint32_t hw_assert_msklo, hw_assert_mskhi; + uint32_t v0, v1, v28, v31; + + hw_assert_msklo = RREG32_SOC15(DF, 0, + regDF_CS_UMC_AON0_HardwareAssertMaskLow); + hw_assert_mskhi = RREG32_SOC15(DF, 0, + regDF_NCS_PG0_HardwareAssertMaskHigh); + + v0 = REG_GET_FIELD(hw_assert_msklo, + DF_CS_UMC_AON0_HardwareAssertMaskLow, HWAssertMsk0); + v1 = REG_GET_FIELD(hw_assert_msklo, + DF_CS_UMC_AON0_HardwareAssertMaskLow, HWAssertMsk1); + v28 = REG_GET_FIELD(hw_assert_mskhi, + DF_NCS_PG0_HardwareAssertMaskHigh, HWAssertMsk28); + v31 = REG_GET_FIELD(hw_assert_mskhi, + DF_NCS_PG0_HardwareAssertMaskHigh, HWAssertMsk31); + + if (v0 && v1 && v28 && v31) + return true; + else if (!v0 && !v1 && !v28 && !v31) + return false; + else { + dev_warn(adev->dev, "DF poison setting is inconsistent(%d:%d:%d:%d)!\n", + v0, v1, v28, v31); + return false; + } +} + +const struct amdgpu_df_funcs df_v4_3_funcs = { + .query_ras_poison_mode = df_v4_3_query_ras_poison_mode, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/df_v4_3.h b/drivers/gpu/drm/amd/amdgpu/df_v4_3.h new file mode 100644 index 0000000..06ef072 --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/df_v4_3.h @@ -0,0 +1,31 @@ +/* + * Copyright 2022 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + */ + +#ifndef __DF_V4_3_H__ +#define __DF_V4_3_H__ + +#include "soc15_common.h" + +extern const struct amdgpu_df_funcs df_v4_3_funcs; + +#endif -- 2.7.4